MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31e5881b79919c18f8444ac3300eb2a3550100754d869d19a9ccacaf874df75b. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


AveMariaRAT


Vendor detections: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 31e5881b79919c18f8444ac3300eb2a3550100754d869d19a9ccacaf874df75b
SHA3-384 hash: e5c4da33be999238eda62d185cac69dd326914d7c53081afad043180828e0c4b827a62bcc1b4a797aa90cc0fd33b3395
SHA1 hash: 6629ec5ddc56de790468824f4db7db590d045f4a
MD5 hash: 5ca8de5b7c87d36341f0578a03615aee
humanhash: comet-bravo-jupiter-ack
File name:Vvdsupbjet.exe
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:363'008 bytes
First seen:2023-09-19 07:51:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'664 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:BKpYEOv3iCLLVNlvC7W22BTF20nJcpXNtbMOdsjxaRkc47:BKpKvSevCP8dJErIOdAc4
Threatray 2'785 similar samples on MalwareBazaar
TLSH T1187402183F6CF427C3A41B7548E298A10B75FC622552E68D5EC53C6B7EB3BEAD807112
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 187362cce42c98e0 (4 x AveMariaRAT, 4 x Formbook, 3 x AgentTesla)
Reporter JAMESWT_WT
Tags:2stage 91-207-102-163-26167 AveMariaRAT exe warzone

Intelligence

File Origin
# of uploads :
1
# of downloads :
321
Origin country :
IT IT
Vendor Threat Intelligence
Detection:
WarzoneRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/449592/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2365.14881.20770.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %AppData% directory
Launching a process
Creating a file
Сreating synchronization primitives
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6509532333582f234efba254/reports/25c577c7-d296-4116-bd17-97681f9ae2dd/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/31e5881b79919c18f8444ac3300eb2a3550100754d869d19a9ccacaf874df75b
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/93acf6f6-af3e-4d73-ad91-0467a2512930
Result
Threat name:
AveMaria
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1310607
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to hide user accounts
Contains functionality to inject threads in other processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal e-mail passwords
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Increases the number of concurrent connection per server for Internet Explorer
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AveMaria stealer
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1310607 Sample: Vvdsupbjet.exe Startdate: 19/09/2023 Architecture: WINDOWS Score: 100 31 Multi AV Scanner detection for domain / URL 2->31 33 Found malware configuration 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 9 other signatures 2->37 7 Vvdsupbjet.exe 1 5 2->7         started        11 Fhzejfh.exe 5 2->11         started        13 Fhzejfh.exe 4 2->13         started        process3 file4 27 C:\Users\user\AppData\Roaming\Fhzejfh.exe, PE32 7->27 dropped 39 Contains functionality to hide user accounts 7->39 41 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->41 15 aspnet_compiler.exe 7->15         started        18 aspnet_compiler.exe 3 2 7->18         started        43 Antivirus detection for dropped file 11->43 45 Multi AV Scanner detection for dropped file 11->45 47 Machine Learning detection for dropped file 11->47 21 aspnet_compiler.exe 1 11->21         started        23 aspnet_compiler.exe 1 13->23         started        signatures5 process6 dnsIp7 49 Found evasive API chain (may stop execution after checking mutex) 15->49 51 Contains functionality to inject threads in other processes 15->51 53 Contains functionality to steal Chrome passwords or cookies 15->53 55 Contains functionality to steal e-mail passwords 15->55 29 91.207.102.163, 26167, 49737, 49738 M247GB Romania 18->29 57 Increases the number of concurrent connection per server for Internet Explorer 18->57 59 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->59 61 Contains functionality to hide user accounts 21->61 25 WerFault.exe 3 12 21->25         started        signatures8 process9
Detection:
avemaria
Create hunting rule
Link:
https://mwdb.cert.pl/sample/31e5881b79919c18f8444ac3300eb2a3550100754d869d19a9ccacaf874df75b/
Threat name:
ByteCode-MSIL.Trojan.AveMariaRAT
Create hunting rule
Status:
Malicious
First seen:
2023-09-18 20:28:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
19 of 23 (82.61%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ghsyqg3zsgobr6cejlbtadvsunkqcadvjwdj2gnjzswk7b2n65nq._file
Verdict:
malicious
Label(s):
avemaria
Create hunting rule
Similar samples:
3736badc4fddcf105a89c5cc006d2d4e248bb89ffcf74401e0b2e14cad585ccc
AveMariaRAT
511ac21d17ad7b77173c3007465b034ce0a83517749f7263d27243453f6728c3
AveMariaRAT
555781a1e79cedec7352e9d85eb0a9f64dbbdee6873e481c91e35c48505e6ba2
AveMariaRAT
697414704680ccefd9708f44942e42efbfcba4009ae2029f0a6ad964051b36ba
AveMariaRAT
872c7da529d6ed8fcd717b0ac0abf03dc750b195f245303c66768bc20087eb2b
AveMariaRAT
8d241ada0e443465f7a76c1603677d5519b901a654a9a27b21c6e82a69ef7e3c
AveMariaRAT
d5bde237582102cccf63eaecee246d5626b25b2b910a6518d1e76e8f71c63708
AveMariaRAT
+ 2'775 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat infostealer persistence rat
Link:
https://tria.ge/reports/230919-jqdr3sff3x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Warzone RAT payload
WarzoneRat, AveMaria
Malware Config
C2 Extraction:
91.207.102.163:26167
Unpacked files
SH256 hash:
84e9e6561a4c7d10728fce7c71f3b11fdf6b6c9f8dc10b3b08b48ba1ad64dffd
MD5 hash:
376bf600f4c6be95b014b0b0da70fe25
SHA1 hash:
d054c43adb9f6eda1516f5c41d4963c5fa9b247d
Detections:
Warzone
Create hunting rule
win_ave_maria_auto
Create hunting rule
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/2ccf5c6c-9682-4655-9cc4-067a5d39f5c5/
SH256 hash:
477cab8d4385172d679200edc6619462de2402d912f21f36981fc058987a6d52
MD5 hash:
16a9ddc4b32981114fe4f069a4353105
SHA1 hash:
bf73849f57c150f9e2199c61427f631be2dfa595
Link:
https://www.unpac.me/results/2ccf5c6c-9682-4655-9cc4-067a5d39f5c5/
SH256 hash:
c7f096e0d8af13fa86361f44c33872578a5e61ff799d9293735d183a8311f678
MD5 hash:
b1dfd9d1288f5e397bd152e23c7c38fb
SHA1 hash:
9776aa1b6427213c959cd76d71a70b8deb4b84f4
Link:
https://www.unpac.me/results/2ccf5c6c-9682-4655-9cc4-067a5d39f5c5/
SH256 hash:
db16e0f9c7439914d5ac98e93873c53b4cf46c146e4f32b0d6d24638dd8102f5
MD5 hash:
b7b420984d316ae742c2537c1a101720
SHA1 hash:
6b2a82bc565e9cdf510beed0bd5ad2ff72504eea
Link:
https://www.unpac.me/results/2ccf5c6c-9682-4655-9cc4-067a5d39f5c5/
SH256 hash:
19efdf03cb94895935225795f68bb9abfded1869687367013b8b4eee3cc99372
MD5 hash:
4e29f75c0c51b9dec76955f0382d9541
SHA1 hash:
4899aa8e3f57339cbaec8faab777897a76fe1c3a
Link:
https://www.unpac.me/results/2ccf5c6c-9682-4655-9cc4-067a5d39f5c5/
SH256 hash:
f71d97c3d42af0eb4cc74e640a995eb0f288bab59b7be5cd89eccb21cd304f36
MD5 hash:
6c72218c48cd68cbcb654675053a0abb
SHA1 hash:
12207fa32070f99683648d87b44410e5d3cdf2de
Link:
https://www.unpac.me/results/2ccf5c6c-9682-4655-9cc4-067a5d39f5c5/
SH256 hash:
31e5881b79919c18f8444ac3300eb2a3550100754d869d19a9ccacaf874df75b
MD5 hash:
5ca8de5b7c87d36341f0578a03615aee
SHA1 hash:
6629ec5ddc56de790468824f4db7db590d045f4a
Link:
https://www.unpac.me/results/2ccf5c6c-9682-4655-9cc4-067a5d39f5c5/
Malware family:
Warzone
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/31e5881b7991/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Ave Maria
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/31e5881b79919c18f8444ac3300eb2a3550100754d869d19a9ccacaf874df75b

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

AveMariaRAT

Executable exe 31e5881b79919c18f8444ac3300eb2a3550100754d869d19a9ccacaf874df75b

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/449592/
  
URLhaus
https://urlhaus.abuse.ch/url/2712474/
  
Delivery method
Distributed via web download

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